noun · 4 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
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/ˈmɪdrɪb/
US:Recorded audio is listed in the source snapshot.
CMU ARPABET:M IH1 D R IH0 B
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
The strengthened vein down the middle of a flower petal or simple leaf or leaflet.
Definition source: English Wiktionary via Wiktextract
Topics: biology, botany, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: middle rib, midvein
Antonyms: none provided
2
noun
Meaning 2
The continuation of the petiole of a pinnately compound leaf around which the leaflets attach.
Definition source: English Wiktionary via Wiktextract
Topics: biology, botany, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: middle rib, rachis
Antonyms: none provided
3
noun
Meaning 3
The shaft of a feather.
Definition source: English Wiktionary via Wiktextract
Topics: biology, natural-sciences, ornithology
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
the vein in the center of a leaf
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: midvein
Antonyms: none provided
Broader terms: vein, nervure
History
Etymology
Etymology tree Proto-Indo-European *me Proto-Indo-European *dheh1-? Proto-Indo-European *-dhe Proto-Indo-European *médhi Proto-Indo-European *-os Proto-Indo-European *médhyos Proto-Germanic *midjaz Proto-West Germanic *midi Old English midd Middle English mid English mid English mid- English rib English midrib From mid- + rib.
Across languages
Translations
6 source translations are retained for this English entry.
Central Bikol:
gihoy
— strengthened vein down the middle of a flower petal or simple leaf or leaflet
Finnish:
keskiruoti
— strengthened vein down the middle of a flower petal or simple leaf or leaflet
Māori:
tuaka
— strengthened vein down the middle of a flower petal or simple leaf or leaflet
Māori:
karawhā
— strengthened vein down the middle of a flower petal or simple leaf or leaflet
Polish:
żyłka
— strengthened vein down the middle of a flower petal or simple leaf or leaflet
Tagalog:
tingting
— strengthened vein down the middle of a flower petal or simple leaf or leaflet