cot 1
/kot/ , n.
1. a light portable bed, esp. one of canvas on a folding frame.
2. Brit. a child's crib.
3. a light bedstead.
4. Naut. a hammocklike bed stiffened by a suspended frame.
[ 1625-35; khat
khatta khatva; akin to Tamil kattil bedstead ]
cot 2
/kot/ , n.
1. a small house; cottage; hut.
2. a small place of shelter.
3. a sheath or protective covering, as for an injured finger or toe.
[ bef. 900; ME, OE cot (neut.; cf. COTE 1 ); c. ON kot hut; akin to CUBBY, COVE 1 ]
Trig.
cotangent.