Standard Lemma guide

instar

noun · verb · 6 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ˈɪnstɑː/
  • General-American: /ˈɪnstɑɹ/
  • US: Recorded audio is listed in the source snapshot.
  • UK: /ɪnˈstɑː/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: /ɪnˈstɑɹ/
  • rhymes with -ɑː(ɹ)

1

noun

Meaning 1

Any one of the several stages of postembryonic development which an arthropod undergoes, between molts, before it reaches sexual maturity.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

An arthropod at a specified one of these stages of development.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A stage in development.

Definition source: English Wiktionary via Wiktextract

Usage: broadly

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

verb

Meaning 4

To stud or adorn with stars or other brilliants; to star.

Definition source: English Wiktionary via Wiktextract

Usage: archaic, transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

To make a star of; set as a star.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

an insect or other arthropod between molts

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: arthropod

History

Etymology

From Latin instar (“form, likeness”), which is of obscure origin.

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in-bor. Middle English in- English in- Proto-Indo-European *h2eHs- Proto-Indo-European *-tḗr Proto-Indo-European *h2stḗr Proto-Germanic *sternǭ Proto-West Germanic *sternō Proto-West Germanic *sterrō Old English steorra Middle English sterre English star English instar From in- + star.

Across languages

Translations

14 source translations are retained for this English entry.

  • Chinese Mandarin: 齡 /龄 (líng) — stage in the development of arthropods
  • Chinese Mandarin: 蛻變期 /蜕变期 (tuìbiànqī) — stage in the development of arthropods
  • Chinese Mandarin: 蛻期 /蜕期 (tuìqī) — stage in the development of arthropods
  • Finnish: kehitysvaihe — stage in the development of arthropods
  • French: stade — stage in the development of arthropods
  • German: Larvenstadium — stage in the development of arthropods
  • German: Entwicklungsstadium — stage in the development of arthropods
  • Greek: στάδιο (stádio) — stage in the development of arthropods
  • Russian: во́зраст (vózrast) — stage in the development of arthropods
  • Spanish: estadio — stage in the development of arthropods
  • German: Larve — arthropod at a specified one of these stages
  • Finnish: kehitysvaihe — by extension: development stage
  • German: Entwicklungsstadium — by extension: development stage
  • Japanese: 齢 — by extension: development stage
Real reading context

instar in complete knowledge articles