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单词 cell walls
释义

cell1 /sel/

noun
  1. The unit, consisting of nucleus and cytoplasm and bounded by a membrane, of which plants and animals are composed, surrounded in the former by a non-living wall
  2. The whole bacterium or yeast, the bacterial cell
  3. A small room in a prison, monastery, etc
  4. A vessel with electrodes and an electrolyte for electrolysis, or an apparatus for generating an electric current by chemical action, esp a dry battery
  5. A unit group, esp of espionage personnel, political activists or terrorists
  6. A small monastery or nunnery dependent on another
  7. One compartment of a honeycomb
  8. A hermit's one-roomed dwelling
  9. The cavity containing pollen in an anther lobe (botany)
  10. One chamber in an ovary (botany)
  11. One of the spaces into which the wing of an insect is divided (zoology)
  12. (a radio transmitter serving) one of the geographical areas into which Britain is divided for the coverage of cellular radio (qv below)
  13. A part of the atmosphere that behaves as a unit (meteorology)
  14. A cellphone (informal)
  15. A unit of homogenous reactivity in a nuclear reactor core
  16. A unit or area of storage, eg the smallest unit capable of storing a single bit (computing)
  17. A location on a spreadsheet (computing)
ORIGIN: OFr celle, from L cella, connected with celāre to cover

celled adjective

Having cells, cellular

cellifˈerous adjective

Having or producing cells

cellˈūlar adjective

  1. Consisting of, characterized by or containing cells or compartments
  2. Relating to or involving cells in the body
  3. Consisting of a number of separate rooms, as in cellular office
  4. Composed of ordinary cells without vessels (as the lower cryptogams)
  5. Porous
  6. Of open texture

cellularˈity noun

cellˈūlāted adjective

cellˈule noun

A little cell

cellūlifˈerous adjective

Having or producing little cells

cellulite noun see separate entry

cellūlīˈtis noun

Inflammation of the subcutaneous body tissue caused by pyogenic bacteria

Celluloid® noun see separate entry

cellˈulose noun and adjective see separate entry

cell cycle noun (biology)

The series of processes undergone between one cell division and the next

cell division noun (biology)

The process in which cells each split into two new cells during growth or reproduction

cell-free transcription noun (biology)

In vitro transcription

cell-free translation noun (biology)

In vitro translation

cell line noun (biology)

A cell culture derived from a single cell and thus having a uniform genetic make-up

cell membrane noun (biology)

The surface membrane surrounding a cell

cellˈphone or cellular phone noun

A portable telephone for use in a cellular radio system

cellular immunity or cell-mediated immunity noun

An acquired immunity in which T lymphocytes play a major part

cellular radio noun

A system of radio communication based on a network of roughly hexagonal geographical cells each served by a transmitter, the receiving equipment automatically tuning in to each in turn as it moves across the cells' borders

cellular therapy noun

Intramuscular injection of humans with the fetal tissue of certain unborn animals to stimulate the regeneration of damaged cells and tissues (also called live cell therapy)

cell wall noun (biology)

The nonliving covering or separating wall of a cell, esp the semi-rigid covering of a plant cell, containing cellulose, lignin, etc

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更新时间:2024/12/22 23:05:30