- Look up
cycle, cyclic, or
cyclical in Wiktionary, the free dictionary.
Cycle,
cycles, or
cyclic may
refer to:
Cyclic history, a
theory of
history Cyclical...
- The
menstrual cycle is a
series of
natural changes in
hormone production and the
structures of the
uterus and
ovaries of the
female reproductive system...
- The
water cycle, also
known as the
hydrologic cycle or the
hydrological cycle, is a
biogeochemical cycle that
involves the
continuous movement of water...
-
mountain bike racing,
track cycling, BMX, and
cycle speedway. Non-racing
cycling sports include artistic cycling,
cycle polo,
freestyle BMX, mountain...
- A Yuga
Cycle (a.k.a.
chatur yuga, maha yuga, etc.) is a
cyclic age (epoch) in
Hindu cosmology. Each
cycle lasts for 4,320,000
years (12,000
divine years)...
- The
solar cycle, also
known as the
solar magnetic activity cycle,
sunspot cycle, or
Schwabe cycle, is a
nearly periodic 11-year
change in the Sun's activity...
- The cell
cycle, or cell-division
cycle, is the
series of
events that take
place in a cell that
causes it to
divide into two
daughter cells.
These events...
- The ****agenary
cycle, also
known as the stems-and-branches or
ganzhi (Chinese: 干支), is a
cycle of
sixty terms, each
corresponding to one year, thus a...
- The
carbon cycle is that part of the
biogeochemical cycle by
which carbon is
exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere...
- The urea
cycle (also
known as the
ornithine cycle) is a
cycle of
biochemical reactions that
produces urea (NH2)2CO from
ammonia (NH3).
Animals that use...
