Definitions for Rachis
ˈreɪ kɪs; ˈræk ɪˌdiz, ˈreɪ kɪ-rachis

Princeton's WordNetRate this definition:0.0 / 0 votes

1. rachisnoun

   axis of a compound leaf or compound inflorescence

2. spinal column, vertebral column, spine, backbone, back, rachisnoun

   the series of vertebrae forming the axis of the skeleton and protecting the spinal cord

   "the fall broke his back"

WiktionaryRate this definition:0.0 / 0 votes

1. rachisnoun

   The main shaft of either a compound leaf, head of grain, or fern frond.

2. rachisnoun

   The spine or the vertebrae of the spine.

3. rachisnoun

   The central shaft of a feather.

WikipediaRate this definition:0.0 / 0 votes

1. Rachis

   In biology, a rachis (from the Ancient Greek: ῥάχις [rhákhis], "backbone, spine") is a main axis or "shaft".

ChatGPTRate this definition:0.0 / 0 votes

1. rachis

   Rachis is a term used in biology to refer to the main stem or axis of a plant or animal structure, from which other parts such as branches, leaves, or feathers extend or grow. It can refer to the main shaft of an inflorescence in plants, spine in vertebrates, or central shaft in feathers of birds. It is essentially the "backbone" of a structure in botanical, zoological, or ornithological context.

Webster DictionaryRate this definition:0.0 / 0 votes

1. Rachisnoun

   the spine; the vertebral column

2. Rachisnoun

   same as Rhachis

3. Etymology: [NL., fr. Gr. "ra`chis, -ios.]

WikidataRate this definition:0.0 / 0 votes

1. Rachis

   Rachis is a biological term for a main axis or "shaft".

Chambers 20th Century DictionaryRate this definition:0.0 / 0 votes

1. Rachis

   rā′kis, n. the spine: (bot.) a branch or axis of inflorescence which proceeds in nearly a straight line from the base to the apex:—pl. Rā′chidēs.—n. Rāchial′gia, pain in the spine.—adjs. Rāchial′gic; Rāchid′ial, Rāchid′ian.—n. Rāchil′la, a secondary rachis in a compound inflorescence.—adj. Rāchit′ic, rickety.—ns. Rāchī′tis, rickets in children (see Rickets): (bot.) a disease which produces abortion in the fruit; Rāch′itome, an anatomical instrument for opening the spinal canal. [Gr. rachis, the spine.]

EntomologyRate this definition:0.0 / 0 votes

1. Rachis

   a ridge or keel dividing the spinning canal at base, in caterpillars; the shank of an antennal joint into which the lateral spines or other processes are inserted.

Matched Categories

1. • Axis
   • Skeletal Structure

Anagrams for Rachis »

1. Sirach

2. chairs

How to pronounce Rachis?

1. Alex

   US English

   David

   US English

   Mark

   US English

   Daniel

   British

   Libby

   British

   Mia

   British

   Karen

   Australian

   Hayley

   Australian

   Natasha

   Australian

   Veena

   Indian

   Priya

   Indian

   Neerja

   Indian

   Zira

   US English

   Oliver

   British

   Wendy

   British

   Fred

   US English

   Tessa

   South African

How to say Rachis in sign language?

Numerology

1. Chaldean Numerology

   The numerical value of Rachis in Chaldean Numerology is: 6

2. Pythagorean Numerology

   The numerical value of Rachis in Pythagorean Numerology is: 4

Popularity rank by frequency of use

References

1. ^ Princeton's WordNet
   http://wordnetweb.princeton.edu/perl/webwn?s=Rachis
2. ^ Wiktionary
   https://en.wiktionary.org/wiki/Rachis
3. ^ Wikipedia
   https://en.wikipedia.org/wiki/Rachis
4. ^ ChatGPT
   https://chat.openai.com
5. ^ Webster Dictionary
   https://www.merriam-webster.com/dictionary/Rachis
6. ^ Wikidata
   https://www.wikidata.org/w/index.php?search=Rachis
7. ^ Chambers 20th Century Dictionary
   https://www.gutenberg.org/files/37683/37683-h/37683-h.htm#:~:text=Rachis
8. ^ Entomology
   https://www.gutenberg.org/files/22748/22748-h/22748-h.htm#:~:text=Rachis