Crossword puzzle clue "taco exterior"

(Spanish) a fried corn tortilla spread with a savory mixture

an operator in differential calculus

(Spanish) an unburned, sun-dried brick made of clay and straw, also DOBE, DOBIE, DOBY

an additional envelope, often fleshy, developed around the seed in certain plants (e.g. yew), also ARILLUS

(US) to dress with defensive covering, also ARMOUR

to make a sound like a dog

to spring a leak