different between mesoplanet vs planetesimal

English

Etymology

meso- +? planet

Noun

mesoplanet (plural mesoplanets)

1. (astronomy) a planet that is between the size of Mercury and Ceres
2. (astronomy) A habitable planet, such as Earth, that has a surface temperature of 0–50°C, optimal for much terrestrial life.

Coordinate terms

• dwarf planet
• psychroplanet, thermoplanet

See also

• planemo

Anagrams

• leptonemas, monteplase, plomestane

English

Etymology

Formed from planet by analogy with infinitesimal.

Noun

planetesimal (plural planetesimals)

1. (astronomy) Any of many small, solid astronomical objects that orbit a star and form protoplanets through mutual gravitational attraction.

Derived terms

• protoplanetesimal

Translations

See also

• protoplanet
• planetoid
• minor planet
• dwarf planet
• major planet
• superplanet
• planet
• planemo
• mesoplanet
• asteroid

Adjective

planetesimal (not comparable)

1. (astronomy) Being or relating to one of these astronomical objects.

   a planetesimal body

Spanish

Adjective

planetesimal (plural planetesimales)

1. planetesimal