different between rachis vs pedicel

English

Alternative forms

• rhachis

Etymology

From New Latin rachis, from Ancient Greek ????? (rhákhis, “spine, ridge”).

Pronunciation

• (UK, US) IPA^(key): /??e?k?s/

Noun

rachis (plural rachises or rachides)

1. (obsolete, zoology, anatomy) The spinal column, or the vertebrae of the spine. [17th-19th c.]
2. (zoology) An anatomical shaft or axis in a marine invertebrate. [from 18th c.]
3. (ornithology) The central shaft of a feather. [from 19th c.]
4. (botany) The main shaft of either a compound leaf, head of grain, or fern frond. [from 19th c.]

Usage notes

• The plural form rachides is based on a mistaken impression of the Ancient Greek stem.

Translations

References

• rachis at OneLook Dictionary Search
• rachis in The Century Dictionary, New York, N.Y.: The Century Co., 1911.

Anagrams

• Charis, Sirach, chairs

English

Alternative forms

• pedicle

Etymology

From Late Latin ped?cellus, diminutive of ped?culus (“foot-stalk or pedicle of a fruit or leaf”), diminutive of p?s (“foot”).

Pronunciation

• (Received Pronunciation) IPA^(key): /?p?d.?s.?l/
• (General American) IPA^(key): /?p?d.??s?l/

Noun

pedicel (plural pedicels)

1. (botany) A stalk of an individual flower (or fruit, e.g., once fertilised); a stalk bearing a single flower or spore-producing body within a cluster.

   Synonyms: footstalk, strig

   Coordinate term: peduncle

   • 2004, Martine Dorais et al., 5: Greenhouse Tomato Fruit Cuticle Cracking, Jules Janick (editor), Horticultural Reviews, Volume 30, Wiley, page 170,

     Water flux through the pedicel could also be involved in tomato fruit CC.^{[cuticle cracking]}

2. (mycology) A stalk of a fungus fruiting body.
4. (anatomy) A stalk-shaped body part; an anatomical part that resembles a stem or stalk.
5. (zoology) A narrow stalk-like body part connecting specific segments in certain insects and some other arthropods.

   Synonym: petiole

   1. A petiole; the connection between the thorax and abdomen of an insect of suborder Apocrita.
   2. The connection between the cephalothorax and abdomen of a spider.
      • 1996, Michael J. Roberts, Spiders of Britain and Northern Europe, Collins, page 10,

        Spiders have the body clearly divided into two pieces which are joined by a narrow stalk, the pedicel.

   3. The second segment of the antenna of an insect, between the scape and the flagellum.
6. (zoology) The segment of an antler that attaches to the head of a cervid.
   • 1963, Journal of Mammalogy, American Society of Mammalogists, page 87,

     Table 5 lists 14 does with 1 or both antlers and 4 does and 1 doe fawn with incipient antler pedicels like those on male fawns.

Translations

See also

• peduncle
• petiole

Further reading

• pedicle on Wikipedia.Wikipedia
• pedicel (botany) on Wikipedia.Wikipedia

Anagrams

• pedicle

Romanian

Etymology

From French pédicelle.

Noun

pedicel n (plural pedicele)

1. pedicel

Declension