cross -- (a wooden structure consisting of an upright post with a transverse piece)
crisscross, cross, mark -- (a marking that consists of lines that cross each other)
Cross -- (a representation of the structure on which Jesus was crucified; used as an emblem of Christianity or in heraldry)
cross, crown of thorns -- (any affliction that causes great suffering; "that is his cross to bear"; "he bears his afflictions like a crown of thorns")
hybrid, crossbreed, cross -- ((genetics) an organism that is the offspring of genetically dissimilar parents or stock; especially offspring produced by breeding plants or animals of different varieties or breeds or species; "a mule is a cross between a horse and a donkey")
thwart, queer, spoil, scotch, foil, cross, frustrate, baffle, bilk -- (hinder or prevent (the efforts, plans, or desires) of; "What ultimately frustrated every challenger was Ruth's amazing September surge"; "foil your opponent")
cross -- (fold so as to resemble a cross; "she crossed her legs")
cross, traverse, span, sweep -- (to cover or extend over an area or time period; "Rivers traverse the valley floor", "The parking lot spans 3 acres"; "The novel spans three centuries")
cross -- (meet and pass; "the trains crossed")
cross -- (trace a line through or across; "cross your `t'")
crossbreed, cross, hybridize, hybridise, interbreed -- (breed animals or plants using parents of different races and varieties; "cross a horse and a donkey"; "Mendel tried crossbreeding"; "these species do not interbreed")
Overview of adj cross
The adj cross has 2 senses
cross, transverse, transversal, thwartwise -- (extending or lying across; in a crosswise direction; at right angles to the long axis; "cross members should be all steel"; "from the transverse hall the stairway ascends gracefully"; "transversal vibrations"; "transverse colon")