SCALLION
leek, scallion, Allium porrum
(noun) plant having a large slender white bulb and flat overlapping dark green leaves; used in cooking; believed derived from the wild Allium ampeloprasum
Source: WordNet® 3.1
Etymology
Noun
scallion (plural scallions)
(now, chiefly, US) A spring onion, Allium fistulosum.
(now, chiefly, US) Any of various similar members of the genus Allium.
Any onion that lacks a fully developed bulb.
(US, Scotland) A leek.
Synonyms
• spring onion
• green onion
Anagrams
• Callison, oncillas
Source: Wiktionary
Scal"lion, n. Etym: [OF. escalone, escaloingne, L. caepa Ascalonius
of Ascalon, fr. Ascalo Ascalon, a town in Palestine. Cf. Shallot.]
1. (Bot.)
Definition: A kind of small onion (Allium Ascalonicum), native of
Palestine; the eschalot, or shallot.
2. Any onion which does not "bottom out," but remains with a thick
stem like a leek. Amer. Cyc.
Source: Webster’s Unabridged Dictionary 1913 Edition