FROM STRONG’S HEBREW DICTIONARY (1890)

Strong’s Hebrew Dictionary (1890) — public domain, printed whole.

'ayil ah'-yil — from the same as 193; properly, strength; hence, anything strong; specifically a chief (politically); also a ram (from his strength); a pilaster (as a strong support); an oak or other strong tree:--mighty (man), lintel, oak, post, ram, tree.

see HEBREW for 0193