Etymology and origin of the English word as
as1 to the same degree; in the way that
- Confidence
- Established
- Formation
- Inherited
- First attested
- 950 before 950, as Old English ealswā
- Inherited from
- Old English ealswa via Middle English
Pronunciation
- /æz/, /əz/[1]
Etymology
The adverb and conjunction is inherited from Middle English as, reduced from als, alse and also,[2][3][4] inherited from Old English ealswā (“all so, wholly so, quite so”), also alswā.[5][6][7][8] The Old English form joins eall (“all”) to swā (“so”) and began as an intensive of the adverb so,[6][5][9] which makes the word in origin the same as also.[6][10] It is related to German als (“as, than”), from Middle High German also,[9][3] and Dictionary.com lists as cognates Middle Dutch alse, Dutch als and Old High German alsō;[4] the Shorter Oxford compares Old Frisian asa.[8]
Earliest recorded meaning
In its full Old English form, of degree: to that extent, in the correlative pattern "as bright as gold", recorded in Ælfric's Catholic Homilies.[6] Old English used the form in all the main senses of so.[6] Barnhart dates ealswā to before 950, and the weakened ase and earlier als and alse to probably before 1200.[5]
Semantic evolution
The word wore down in stress and form through Middle English, by way of alsa, alse and als to the present form.[5][10] The OED finds that the shrinking came first in the relative use, as in the second as of "as good as", and later in the first.[6] The Middle English Dictionary notes that the fuller forms occur as late as 1400, but that the short form predominates after about 1200 and is fully established by about 1400.[2] Since around 1500 the two-syllable also has kept the separate use as a simple demonstrative, so that the modern functions are divided between the two forms.[6] Barnhart observes that in history the word is equivalent to so and has all its relational uses, the differences being largely idiomatic.[5][9] It was once written together with common adjectives and adverbs (asmuch, aswell, assoon), a habit that survives in forasmuch, inasmuch and whereas.[5] Some older constructions have died out: the type with so in the subordinate clause was gone by about 1450,[6] and as opening an emphatic command, as in Chaucer's Miller's Tale, by about 1500.[6] Johnson (1755) gave as his first sense "in the same manner with something else".[11] In 19th-century dialects it served as a relative pronoun ("him as Miss T. is going to marry"), though not in the far north, where at was usual, and after comparatives for "than".[12] Merriam-Webster still labels the relative use with a noun or pronoun antecedent dialectal.[13]
Timeline
- before 950 – ealswā, all so, wholly so.[5]
- before 1200 – reduced forms ase, als, alse.[5]
- c. 1200 – the short form, fully established by about 1400.[9][2]
- late 14th century – the phrase as it were.[9]
- late 15th century – the phrase as well, just as much.[9]
- c. 1500 – the fuller also is confined to the demonstrative use.[6]
- 1892 – as if, in Kantian metaphysics, translating German als ob.[9]
- 1995 – as if!, an interjection of disbelief.[9]
Meanings
Adverb
- To the same degree or amount; equally: The tenor held the note as steadily as a bell.[13][14]
- For instance: large cats, as the lion or leopard.[13][14]
Conjunction
- To the same degree that, used after as or so: The river is as deep as it is wide.[13][14]
- In the way that: He cooks as only his mother can.[15][6]
- While; at the moment when: The phone rang as she was locking the door.[15][4]
- Because; since: As it was raining, we stayed at home.[4]
Preposition
- In the role or capacity of: She served as treasurer for ten years.[13]
- Like; in the manner of: His voice was as a distant drum.[13]
Pronoun
- That, who or which, after same or such: They kept the same customs as their parents did.[13]
- (dialect) That, who or which, after a noun or pronoun: the man as sold me the horse.[13][12]
Word family
- whereas
- whenas
- forasmuch
- inasmuch
as2 Roman coin
- Confidence
- Established
- Formation
- Borrowing
- First attested
- 1541 T. Elyot, The Image of Gouernance
- Borrowed from
- Latin as
Pronunciation
- /ˈæs/[1]
Etymology
The word for the coin is borrowed from Latin ās (“a unit, one, a whole; a small coin”), genitive assis.[6][3][9][13][8] Its further origin is unclear: Collins calls it probably Etruscan,[15] and Etymonline suggests that it was perhaps Etruscan and related to the Greek word for one, or else taken directly from Greek;[9] Klein instead takes it as meaning a square piece of metal, identical with assis, axis (“plank, disc”) and related to asser (“pole, stake”).[3] The Latin word is also the source of ace, through as.[9][3][2]
Earliest recorded meaning
An ancient Roman copper coin: 1541, in T. Elyot's The Image of Gouernance.[6] Merriam-Webster gives 1540 as the first date of its Roman weight sense,[13] the Shorter Oxford the mid 16th century,[8] and Collins the 17th century.[15]
Semantic evolution
The Shorter Oxford labels the word as belonging to Roman antiquities.[8] The coin itself lost weight over time: the OED has it starting at twelve ounces and reduced in stages to half an ounce,[6][8] and Etymonline adds that it began as a rectangular bronze plaque weighing a pound and became a round coin under the emperors.[9]
Timeline
- 1541 – an ancient Roman coin.[6]
Meanings
Noun
Related words
Usage notes
Used as a conjunction, the word can mean both "because" and "while", so a sentence such as As the doors were locked, she turned back can be ambiguous.[4] The pattern as … as is standard in positive and negative sentences, while so … as is sometimes used in negative sentences and questions.[4] Merriam-Webster also enters a separate as, a Persian card game also called as nas, recorded from 1876.[13]
References
- ^ a b Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d Kurath, Hans; Kuhn, Sherman M.; Lewis, Robert E., eds. (1952–2001), Middle English Dictionary, Ann Arbor: University of Michigan Press; online edition ed. Frances McSparran et al. (2000–2018)
- ^ a b c d e Klein, Ernest. A Comprehensive Etymological Dictionary of the English Language. 2 vols. Amsterdam: Elsevier, 1966–1967.
- ^ a b c d e f Dictionary.com Unabridged (2016), based on the Random House Unabridged Dictionary, New York: Random House
- ^ a b c d e f g h Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
- ^ a b c d e f g h i j k l m n o p Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
- ^ Hoad, T. F., ed. (1986), The Concise Oxford Dictionary of English Etymology, Oxford: Clarendon Press
- ^ a b c d e f g Shorter Oxford English Dictionary on Historical Principles (2002), 5th ed., ed. William R. Trumble and Angus Stevenson, Oxford: Oxford University Press
- ^ a b c d e f g h i j k l Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b Ayto, John (2005), Word Origins: The Secret Histories of English Words from A to Z, 2nd ed., London: A & C Black
- ^ Johnson, Samuel (1755), A Dictionary of the English Language, London; 4th ed. 1773; Johnson's Dictionary Online, ed. Beth Rapp Young et al.
- ^ a b Wright, Joseph, ed. (1898–1905), The English Dialect Dictionary, 6 vols., Oxford: Henry Frowde; via EDD Online 4.0, University of Innsbruck (CC BY 4.0)
- ^ a b c d e f g h i j k l m n o Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
- ^ a b c The American Heritage Dictionary of the English Language (online 2024), 5th ed., Boston: Houghton Mifflin Harcourt
- ^ a b c d Collins English Dictionary (2023), Glasgow: HarperCollins
Related etymologies
Cite this entry
“As.” Etymologically, 4 Nov. 2026, etymologically.com/en/as. Accessed 5 Nov. 2026.
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