Alternative spelling of oestral

(organic chemistry) The methyl ether of chavicol; it occurs in the essential oil of tarragon

simple past tense and past participle of estray

present participle of estray

Alternative form of Extremadura

(biochemistry) A derivative of the sex hormone estradiol.

The state of being estranged; estrangement.

plural of estramacon

A straight, heavy sword with two edges, used in the 16th and 17th centuries. / A downward cutting blow with the edge of a sword or fencing weapon.

present participle of estrangle