Origins
The word 'ant' is one of the most phonologically compressed words in English. The modern monosyllable descends from Old English 'æmette' (ant), which over a thousand years lost its first vowel, its middle consonants, and its final syllable, collapsing from a trisyllabic word into a single consonant cluster plus vowel. The original form survives in the English dialectal word 'emmet,' still used in Cornwall and parts of Devon to mean ant — and familiar as a surname (Emmet, Emmett).
The Old English 'æmette' derives from Proto-West-Germanic *āmaitijō, a compound meaning 'the biter-off' or 'the cutter-off,' from *ā- (off, away) and *maitijaną (to cut, to bite). German 'Ameise' (ant) descends from the same compound, with a different phonological evolution. Dutch 'mier' (ant) reflects a simplified form. The ant was named for its most conspicuous behavior: using powerful mandibles to cut and carry material.
The Middle English transitional forms show the contraction in progress: 'ampte,' 'amte,' 'ante,' and finally 'ant.' The loss of the initial vowel and medial consonants was gradual, driven by the instability of unstressed syllables in English. By the 15th century, 'ant' had become the dominant form in standard English, though 'emmet' persisted in regional dialects.
Latin Roots
The scientific vocabulary for ants comes from Latin and Greek rather than Germanic. Latin 'formīca' (ant) gave English 'formic acid' (first distilled from ants in 1671), 'formicary' (an ant colony), and 'formication' (the medical sensation of ants crawling on the skin). Greek 'mýrmēx' (ant) produced 'myrmecology' (the study of ants) and appears in the mythological 'Myrmidons' — the warriors of Achilles, whose name means 'ant-people,' supposedly created by Zeus from ants to populate the island of Aegina.
The phonological similarity between 'ant' and 'aunt' — they are homophones in many dialects of English — has been a source of confusion and humor for centuries. They are entirely unrelated: 'aunt' comes from Latin 'amita' (father's sister) through Old French 'ante.' The convergence is purely coincidental, though the Old French form of 'aunt' and the Middle English form of 'ant' were temporarily identical.
Ants are among the most frequently referenced insects in world literature and proverb. The Book of Proverbs (6:6) commands: 'Go to the ant, thou sluggard; consider her ways, and be wise.' Aesop's fable of the Ant and the Grasshopper established the ant as the symbol of industriousness and foresight across European culture. The metaphor has proven so durable that 'ant-like' remains a common description of tireless, organized labor.