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midrib: meaning, definition, pronunciation and examples

C2/Very Low
UK/ˈmɪdrɪb/US/ˈmɪdˌrɪb/

Technical/Scientific

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Quick answer

What does “midrib” mean?

The central, often thickened vein running down the middle of a leaf or leaflet, providing structural support and conducting fluids.

Audio

Pronunciation

Definition

Meaning and Definition

The central, often thickened vein running down the middle of a leaf or leaflet, providing structural support and conducting fluids.

By extension, can refer to the central, prominent supporting structure in other flat biological or artificial forms.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage. Spelling is identical.

Connotations

Identical, purely technical.

Frequency

Equally low frequency and restricted to technical contexts in both varieties.

Grammar

How to Use “midrib” in a Sentence

The midrib of [leaf type][Verb: run/curve/break] along the midrib

Vocabulary

Collocations

strong
leaf midribprominent midribcentral midribthickened midrib
medium
along the midribbroken midribpalmate midribmidrib extends
weak
strong midribgreen midribmain midribmidrib structure

Examples

Examples of “midrib” in a Sentence

verb

British English

  • [Not applicable; word is a noun only]

American English

  • [Not applicable; word is a noun only]

adverb

British English

  • [Not applicable; word is a noun only]

American English

  • [Not applicable; word is a noun only]

adjective

British English

  • [Not applicable; word is a noun only]

American English

  • [Not applicable; word is a noun only]

Usage

Meaning in Context

Business

Virtually never used.

Academic

Used exclusively in botanical, horticultural, agricultural, and biological texts.

Everyday

Extremely rare outside of gardening discussions.

Technical

Primary context of use. Precise anatomical term.

Vocabulary

Synonyms of “midrib”

Strong

midveinrachis (in compound leaves)

Neutral

main veincentral veincosta

Weak

backbone (informal, metaphorical)

Vocabulary

Antonyms of “midrib”

marginlamina (blade of leaf)

Watch out

Common Mistakes When Using “midrib”

  • Pronouncing it as 'mid-ribb' with a long 'i'. Correct is short 'i' as in 'middle'.
  • Using it to refer to any vein in a leaf, not specifically the central one.
  • Spelling as 'mid rib' (two words). It is a closed compound.

FAQ

Frequently Asked Questions

Rarely. Its primary and almost exclusive reference is to the central vein of a leaf or leaflet. In very specialised contexts, it might describe a similar central structure in a feather or a manufactured item like a fan blade.

A midrib is a specific type of vein—the main, central one. A 'vein' is a general term for any of the vascular bundles in a leaf, including the smaller ones branching off the midrib.

No, 'midrib' is exclusively a noun in modern English. There is no verb form 'to midrib'.

No. It is a low-frequency technical term. You will only encounter it in specific scientific, gardening, or agricultural contexts. It is not necessary for general English proficiency.

The central, often thickened vein running down the middle of a leaf or leaflet, providing structural support and conducting fluids.

Midrib is usually technical/scientific in register.

Midrib: in British English it is pronounced /ˈmɪdrɪb/, and in American English it is pronounced /ˈmɪdˌrɪb/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • “[None exist for this technical term]”

Learning

Memory Aids

Mnemonic

Think of the MIDdle of the leaf's RIB cage - the central supporting 'rib'.

Conceptual Metaphor

THE SUPPORTING STRUCTURE IS A SPINE/RIBS (e.g., the midrib is the leaf's backbone).

Practice

Quiz

Fill in the gap
The caterpillar had eaten most of the leaf blade, leaving only the tough intact.
Multiple Choice

What is the primary function of a leaf's midrib?