different between leaf vs midrib

English

Etymology

From Middle English leef, from Old English l?af, from Proto-West Germanic *laub, from Proto-Germanic *laub? (“leaf”) (compare West Frisian leaf, Low German Loov, Dutch loof, German Laub, Danish løv, Swedish löv, Norwegian Nynorsk lauv), from Proto-Indo-European *lowb?-o-m, from *lewb?- (“leaf, rind”) (compare Irish luibh (“herb”), Latin liber (“bast; book”), Lithuanian lúoba (“bark”), Albanian labë (“rind”), Latvian luba (“plank, board”), Russian ??? (lub, “bast”)).

Pronunciation

• enPR: l?f, IPA^(key): /li?f/
• Rhymes: -i?f
• Homophones: Leith (with th-fronting), lief

Noun

leaf (countable and uncountable, plural leaves)

1. The usually green and flat organ that represents the most prominent feature of most vegetative plants.
2. Anything resembling the leaf of a plant.
3. A sheet of any substance beaten or rolled until very thin.

4. A sheet of a book, magazine, etc (consisting of two pages, one on each face of the leaf).

   Synonyms: folio, folium

5. (advertising, dated) Two pages.
   • 1900, Profitable Advertising (volume 10, issue 2, page 893)

     Heretofore advertisers have had to buy and pay for a leaf — two pages.

6. (in the plural) Tea leaves.
7. A flat section used to extend the size of a table.
9. A moveable panel, e.g. of a bridge or door, originally one that hinged but now also applied to other forms of movement.

   Hyponym: doorleaf

   Meronym: stile

10. (botany) A foliage leaf or any of the many and often considerably different structures it can specialise into.
11. (computing, mathematics) In a tree, a node that has no descendants.
    • 2011, John Mongan, Noah Kindler, Eric Giguère, Programming Interviews Exposed

      The algorithm pops the stack to obtain a new current node when there are no more children (when it reaches a leaf).

12. The layer of fat supporting the kidneys of a pig, leaf fat.
13. One of the teeth of a pinion, especially when small.
14. (slang, uncountable) Cannabis.
15. (Internet slang, derogatory) A Canadian person.

Synonyms

• phyllon

Derived terms

Translations

Verb

leaf (third-person singular simple present leafs, present participle leafing, simple past and past participle leafed)

1. (intransitive) To produce leaves; put forth foliage.
2. (transitive) To divide (a vegetable) into separate leaves.

   The lettuce in our burgers is 100% hand-leafed.

Synonyms

• leave (verb)

Derived terms

• leafing
• leaf through

Translations

See also

• foliage
• frond
• needle

Further reading

• leaf on Wikipedia.Wikipedia
• leaf (disambiguation) on Wikipedia.Wikipedia
• leaf in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• leaf at OneLook Dictionary Search

References

Anagrams

• Lafe, alef, feal, flea

Old English

Pronunciation

• IPA^(key): /læ???f/

Etymology 1

From Proto-Germanic *laub?. Cognate with West Frisian leaf, Old Saxon l?f, Old High German loup, Old Norse lauf, Gothic ???????????????????? (laufs).

Noun

l?af n

1. leaf
2. page

Declension

Descendants

• Middle English: leef, lefe, leve, lewe
  • English: leaf
  • Scots: leaf, lefe, leif
  • Yola: laafe

Etymology 2

From Proto-Germanic *laub?. Cognate with Old High German *louba (German Laube).

Noun

l?af f

1. permission

Declension

Descendants

• English: leave

Scots

Etymology

From Old English l?af.

Noun

leaf (plural leafs)

1. leaf

West Frisian

Pronunciation

• IPA^(key): /l???f/

Etymology 1

From Old Frisian l?f

Noun

leaf n (plural leaven, diminutive leafke)

1. leaf, especially a long leaf, like a blade of grass

Further reading

• “leaf (IV)”, in Wurdboek fan de Fryske taal (in Dutch), 2011

Etymology 2

From Old Frisian li?f

Adjective

leaf

1. friendly, kind, cordial

Inflection

Derived terms

• leafde
• leavehearsbistke

Further reading

• “leaf (I)”, in Wurdboek fan de Fryske taal (in Dutch), 2011

English

Etymology

mid- +? rib

Noun

midrib (plural midribs)

1. (botany) The strengthened vein down the middle of a flower petal or simple leaf or leaflet.

   Synonyms: middle rib, midvein

2. (botany) The continuation of the petiole of a pinnately compound leaf around which the leaflets attach.

   Synonyms: middle rib, rachis

Synonyms

• midnerve
• midvein

Translations