pyrenoid
[ pahy-ree-noid, pahy-ruh-noid ]
/ paɪˈri nɔɪd, ˈpaɪ rəˌnɔɪd /
noun
a spherical protein structure found within chloroplasts of certain algae and hornworts.
Words nearby pyrenoid
pyrene,
pyrenean,
pyrenean mountain dog,
pyrenees,
pyrenocarp,
pyrenoid,
pyrethrin,
pyrethroid,
pyrethrum,
pyretic,
pyreto-
Example sentences from the Web for pyrenoid
A pyrenoid lies in a fold of the chromatophore on the dorsal part.
The Diatomaceae of Philadelphia and Vicinity |Charles Sumner BoyerThe pyrenoid is evidently concerned in the formation of the chromatophore, or in its division.
The Diatomaceae of Philadelphia and Vicinity |Charles Sumner BoyerSchmitz states that the chromatophore is thickened in the middle and contains a pyrenoid.
The Diatomaceae of Philadelphia and Vicinity |Charles Sumner Boyer
British Dictionary definitions for pyrenoid
pyrenoid
/ (ˈpaɪrəˌnɔɪd) /
noun
any of various small protein granules that occur in certain algae, mosses, and protozoans and are involved in the synthesis of starch
Word Origin for pyrenoid
C19: from
pyrene ² +
-oid