Tonoplast
noun, Botany.
1.
a membrane separating a vacuole from the surrounding cytoplasm in a plant cell.
noun
1.
(botany) the membrane enclosing a vacuole in a plant cell
tonoplast to·no·plast (tō’nə-plāst’)
n.
An intracellular structure or vacuole.
Read Also:
- Tonotopic
tonotopic to·no·top·ic (tō’nə-tŏp’ĭk) adj. Of or being a structural arrangement, as in the auditory pathway, such that different tone frequencies are transmitted separately along specific parts of the structure.
- Tonotropic
tonotropic to·no·trop·ic (tō’nə-trŏp’ĭk, -trō’pĭk) adj. Relating to the shortening of the resting length of a muscle.
- Tons
noun 1. a unit of weight, equivalent to 2000 pounds (0.907 metric ton) avoirdupois (short ton) in the U.S. and 2240 pounds (1.016 metric tons) avoirdupois (long ton) in Great Britain. 2. Also called freight ton. a unit of volume for freight that weighs one ton, varying with the type of freight measured, as 40 […]
- Tonsil
noun, Anatomy. 1. a prominent oval mass of lymphoid tissue on each side of the throat. noun 1. Also called palatine tonsil. either of two small masses of lymphatic tissue situated one on each side of the back of the mouth related adjective amygdaline 2. (anatomy) any small rounded mass of tissue, esp lymphatic tissue […]
- Tonsilla
tonsilla ton·sil·la (tŏn-sĭl’ə) n. pl. ton·sil·lae (-sĭl’ē) A tonsil.