mega-, meg-

(Greek: large, great, big, powerful)

When measuring in the metric [decimal] system, it means a million [U.S.] or millionfold [U.K.]: 106 [1 000 000]. The metric symbol for mega- is M.

megarad
megarrhine
“Great-nosed”; the distinctive epithet of an extinct species of rhinoceros.
megascope
A modification of the magic lantern (projector), used especially for throwing a magnified image of an opaque object on a screen using solar or artificial light.
megascopic
Anything which is large enough to be seen and examined without the aid of magnifying equipment.
megasecond (Ms)
One Ms is equal to 11.6 days.
megaseism, megaseismic
A violent earthquake.
megasporophyll
megatechnics
The extensive mechanization of a society with a highly developed technology.
megathere
megatherioid
Resembling a megatherium.
megatherium
An animal of huge or ungainly proportions.
megatherium
megatherm, megathermia, megathermy
1. An organism requiring a very high temperature.
2. A plant favoring warm habitats, and with a requirement for a minimum temperature of 18°C in the coldest month.
megathermic, megathermal
A reference to a plant favoring warm habitats.
megathermophyte
A plant which does not tolerate low temperatures and that exists best in a tropical environment.

Related "big, large, great" words: grand-; macro-; magni-; major-; maxi-; megalo-.

Related "metric" families: yotta; zetta; exa; peta; tera; giga; kilo; hecto; deka; deci; centi; milli; micro; nano; pico; femto; atto; zepto; yocto.