List of 10-letter words beginning with

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There are 17 ten-letter words beginning with EI

EICOSANOID	• eicosanoid n. (Biochemistry) Any of a family of naturally-occurring substances derived from 20-carbon polyunsaturated… • EICOSANOID n. any of a class of compounds derived from polyunsaturated acids.
EIDERDOWNS	• eiderdowns n. Plural of eiderdown. • EIDERDOWN n. the soft down of the eider duck; a bedcover, usually quilted.
EIDOGRAPHS	• eidographs n. Plural of eidograph. • EIDOGRAPH n. an instrument for copying drawings.
EIGENMODES	• eigenmodes n. Plural of eigenmode. • EIGENMODE n. (German) a normal mode of vibration of an oscillating system.
EIGENTONES	• eigentones n. Plural of eigentone. • EIGENTONE n. (German) a tone characteristic of a particular vibrating system.
EIGENVALUE	• eigenvalue n. (Linear algebra) A scalar, λ, such that there exists a non-zero vector 𝑥 (a corresponding eigenvector)… • EIGENVALUE n. a mathematical term relating to solutions of an equation.
EIGHTBALLS	• eightballs n. Plural of eightball. • eight-balls n. Plural of eight-ball. • eight␣balls n. Plural of eight ball.
EIGHTEENMO	• eighteenmo n. Octodecimo (as a paper size in printing). • EIGHTEENMO n. a paper size, aka octodecimo.
EIGHTEENTH	• eighteenth adj. The ordinal form of the number eighteen. • eighteenth n. The person or thing in the eighteenth position. • eighteenth n. One of eighteen equal parts of a whole.
EIGHTFOILS	• eightfoils n. Plural of eightfoil. • EIGHTFOIL n. an eight-leaved flower.
EIGHTIETHS	• eightieths n. Plural of eightieth. • EIGHTIETH n. one of eighty equal parts.
EIGHTPENCE	• eightpence n. (Historical, numismatics) A former coin worth eight pence; the monetary amount of eight pence. • EIGHTPENCE n. a coin worth eight pence.
EIGHTPENNY	• eightpenny adj. Having a value or cost of eightpence. • EIGHTPENNY adj. worth eight pennies.
EIGHTSCORE	• eightscore n. (Archaic) One hundred and sixty (160). • EIGHTSCORE n. eight times twenty.
EIGHTSOMES	• eightsomes n. Plural of eightsome. • EIGHTSOME n. a group of eight.
EIRENICONS	• eirenicons n. Plural of eirenicon. • EIRENICON n. (Greek) a peacemaking message, a proposition for peace, also IRENICON.
EISTEDDFOD	• eisteddfod n. Any of several annual festivals in which Welsh poets, dancers, and musicians compete for recognition. • EISTEDDFOD n. (Welsh) an annual assembly of Welsh poets and musicians.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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English Wiktionary: 105 words
Scrabble in French: 2 words
Scrabble in Spanish: 4 words
Scrabble in Italian: 23 words
Scrabble in German: no word
Scrabble in Romanian: 6 words

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