cross in WordNet English dictionary

1. annoyed and irritable
   crabbed  crabby  cross  fussy  grouchy  grumpy  bad-tempered  ill-tempered 
   
2. 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"
   cross  transverse  transversal  thwartwise 
   

1. hinder or prevent (the efforts, plans, or desires) of
   "What ultimately frustrated every challenger was Ruth's amazing September surge"; "foil your opponent"
   thwart  queer  spoil  scotch  foil  cross  frustrate  baffle  bilk 
   
2. travel across or pass over
   "The caravan covered almost 100 miles each day"
   traverse  track  cover  cross  pass over  get over  get across  cut through  cut across 
   
3. 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"
   crossbreed  cross  hybridize  hybridise  interbreed 
   
4. trace a line through or across
   "cross your `t'"
   cross 
   
5. meet and pass
   "the trains crossed"
   cross 
   
6. meet at a point
   intersect  cross 
   
7. fold so as to resemble a cross
   "she crossed her legs"
   cross 
   
8. 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  traverse  span  sweep 
   

1. a marking that consists of lines that cross each other
   crisscross  cross  mark 
   
2. (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids
   hybridization  hybridisation  crossbreeding  crossing  cross  interbreeding  hybridizing 
   
3. (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"
   hybrid  crossbreed  cross 
   
4. a wooden structure consisting of an upright post with a transverse piece
   cross 
   
5. any affliction that causes great suffering
   "that is his cross to bear"; "he bears his afflictions like a crown of thorns"
   cross  crown of thorns