chloroplast


chlo·ro·plast

noun \ˈklr-ə-ˌplast\

Definition of CHLOROPLAST

:  a plastid that contains chlorophyll and is the site of photosynthesis — see cell illustration
chlo·ro·plas·tic \ˌklr-ə-ˈplas-tik\ adjective

Origin of CHLOROPLAST

International Scientific Vocabulary
First Known Use: 1887

Other Botany Terms

annual, burgeon, nomenclature, succulent, sylvan, xylem

chlo·ro·plast

noun \ˈklōr-ə-ˌplast, ˈklr-\   (Medical Dictionary)

Medical Definition of CHLOROPLAST

: a plastid that contains chlorophyll and is the site of photosynthesis and starch formation
chlo·ro·plas·tic \ˌklōr-ə-ˈplas-tik, ˌklr-\ adjective

Illustration of CHLOROPLAST

chloroplast

noun    (Concise Encyclopedia)

Internal structures of the chloroplast—© Merriam-Webster Inc.

Microscopic, ellipsoidal organelle in a green plant cell. It is the site of photosynthesis. It is distinguished by its green colour, caused by the presence of chlorophyll. It contains disk-shaped structures called thylakoids that make possible the formation of ATP, an energy-rich storage compound.

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