Lexic.us

Definition of Plastid

1. Noun. Any of various small particles in the cytoplasm of the cells of plants and some animals containing pigments or starch or oil or protein.

Definition of Plastid

1. n. A formative particle of albuminous matter; a monad; a cytode. See the Note under Morphon.

Definition of Plastid

1. Noun. (biology) Any of various organelles found in the cells of plants and algae, often concerned with photosynthesis ¹

¹ Source: wiktionary.com

Definition of Plastid

1. a structure in plant cells [n -S]

Medical Definition of Plastid

1. Type of plant cell organelle, surrounded by a double membrane and often containing elaborate internal membrane systems. Partially autonomous, containing some DNA, RNA and ribosomes and reproducing itself by binary fission. Includes amyloplasts, chloroplasts, chromoplasts, etioplasts, leucoplasts, proteinoplasts and elaioplasts. Develop from proplastids. (31 Dec 1997)

Lexicographical Neighbors of Plastid

Literary usage of Plastid

Below you will find example usage of this term as found in modern and/or classical literature:

1. An Introduction to Cytology by Lester Whyland Sharp (1921)
"The Individuality of the plastid.—It was believed by the early observers, notably Schimper (1883) and Meyer (1883), that plastids never originate de novo ..."

2. The Evolution of Man: A Popular Exposition of the Principal Points of Human by Ernst Heinrich Philipp August Haeckel (1897)
"... and Cells as Two Different plastid-forms. — Vital Phenomena of Monera. — Organisms without Organs. ..."

3. Gene Expression in Field Crops: Bibliography January 1991-November 1992 edited by Janet Saunders, Robert D. Warmbrodt (1995)
"RbcL and rbcS mRNA levels and plastid transcription activity decline in older ... The decreases in plastid transcription and rbcS and rbcL mRNA levels in ..."

4. The Encyclopedia Americana: A Library of Universal Knowledge (1919)
"The porous plaster made to stick very firmly to the skin has been popular. Plasters in the form of blisters are also largely used. See BLISTER. plastid. ..."

5. The Evolution of Man; a Popular Exposition of the Principal Points of Human by Ernst Heinrich Philipp August Haecker (1886)
"... as Two Different plastid-forms. — Vital Phenomena of Monera. — Organisms without Organs. — Second Ancestral Stage : Amoebae. ..."

6. The Evolution of Man: A Popular Exposition of the Principal Points of Human by Ernst Heinrich Philipp August Haeckel (1879)
"... and Cells as Two Different plastid-forms.—Vital Phenomena of Monera.—Organisms without Organs. ..."

7. Proceedings of the American Philosophical Society Held at Philadelphia for by American Philosophical Society (1904)
"There are several substances which behave much like the plastid substances, but which are insoluble in xylol, ether, etc., and appear to occupy an ..."

8. An Introduction to Cytology by Lester Whyland Sharp (1921)
"The Individuality of the plastid.—It was believed by the early observers, notably Schimper (1883) and Meyer (1883), that plastids never originate de novo ..."

9. The Evolution of Man: A Popular Exposition of the Principal Points of Human by Ernst Heinrich Philipp August Haeckel (1897)
"... and Cells as Two Different plastid-forms. — Vital Phenomena of Monera. — Organisms without Organs. ..."

10. Gene Expression in Field Crops: Bibliography January 1991-November 1992 edited by Janet Saunders, Robert D. Warmbrodt (1995)
"RbcL and rbcS mRNA levels and plastid transcription activity decline in older ... The decreases in plastid transcription and rbcS and rbcL mRNA levels in ..."

11. The Encyclopedia Americana: A Library of Universal Knowledge (1919)
"The porous plaster made to stick very firmly to the skin has been popular. Plasters in the form of blisters are also largely used. See BLISTER. plastid. ..."

12. The Evolution of Man; a Popular Exposition of the Principal Points of Human by Ernst Heinrich Philipp August Haecker (1886)
"... as Two Different plastid-forms. — Vital Phenomena of Monera. — Organisms without Organs. — Second Ancestral Stage : Amoebae. ..."

13. The Evolution of Man: A Popular Exposition of the Principal Points of Human by Ernst Heinrich Philipp August Haeckel (1879)
"... and Cells as Two Different plastid-forms.—Vital Phenomena of Monera.—Organisms without Organs. ..."

14. Proceedings of the American Philosophical Society Held at Philadelphia for by American Philosophical Society (1904)
"There are several substances which behave much like the plastid substances, but which are insoluble in xylol, ether, etc., and appear to occupy an ..."

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