wordswarm.net: free dictionary lookup
Wordswarms From Years Past


13-Letter Words
12-Letter Words
11-Letter Words
10-Letter Words
9-Letter Words
8-Letter Words
7-Letter Words
6-Letter Words
5-Letter Words
4-Letter Words
3-Letter Words


Adjacent Words

Plaiting
Plan
plan for landing
plan identification number
plan information capability
plan of action
plan of attack
plan on
plan position indicator
plan-
planar
planaria
Planariae
Planarida
Planarioid
planarity
Planary
planate
planation
Planch
Planched
Plancher
Planchet
planchette
Planching

planarian definitions

WordNet (r) 3.0 (2005)

n
1: free-swimming mostly freshwater flatworms; popular in laboratory studies for the ability to regenerate lost parts [syn: planarian, planaria]

Merriam Webster's

noun Etymology: New Latin Planaria Date: circa 1858 triclad; especially any of various dark-colored freshwater triclad flatworms (family Planariidae) with two eyespots and a triangular head

Britannica Concise

Any of about 3,000 species of widely distributed, mostly free-living flatworms of the family Planariidae and related families (class Turbellaria), usually found in freshwater but also in marine and terrestrial environments. The soft, ciliated body is leaf-shaped when elongated. The spade-shaped head has two eyes and sometimes tentacles. The tail is pointed. The mouth is on the lower side, often more than halfway toward the tail. Most species are 0.1-0.6 in. (3-15 mm) long; some grow to about 1 ft (30 cm). Planarians swim with an undulating motion or creep like slugs. Most feed at night on protozoans, snails, and other worms.

Oxford Reference Dictionary

n. any flatworm of the class Turbellaria, usu. living in fresh water. Etymology: mod.L Planaria the genus-name, fem. of L planarius lying flat

Webster's 1913 Dictionary

Planarian Pla*na"ri*an, n. (Zo["o]l.) One of the Planarida, or Dendroc[oe]la; any turbellarian worm. -- Pla*na"ri*an, a.

Webster's 1913 Dictionary

Planarian Pla*na"ri*an, n. (Zo["o]l.) One of the Planarida, or Dendroc[oe]la; any turbellarian worm. -- Pla*na"ri*an, a.



Wordswarm.net: Look up a word or phrase

 


wordswarm.net: free dictionary lookup