[1] : The Collaborative International Dictionary of English v.0.48

mako shark \mako shark\ n. zool.
   a powerful and fierce mackerel shark of the atlantic and
   pacific, of the family lamidae.
   wordnet 1.5
see also:
lamidae 

[2] : WordNet (r) 2.0

mako shark
     n : powerful mackerel shark of the atlantic and pacific syn: mako
see also:
mako 

Mako >> M Words
Mako, definition of term: Mako
mako_pag1.html

Shark >> S Words
Shark, definition of term: Shark
shark_pag1.html

Tiger Shark >> T Words
Tiger Shark, definition of term: Tiger Shark
tiger+shark_pag1.html

Whale Shark >> W Words
Whale Shark, definition of term: Whale Shark
whale+shark_pag1.html

White Shark >> W Words
White Shark, definition of term: White Shark
white+shark_pag1.html

Nurse Shark >> N Words
Nurse Shark, definition of term: Nurse Shark
nurse+shark_pag1.html

Dogfish Shark >> D Words
Dogfish Shark, definition of term: Dogfish Shark
dogfish+shark_pag1.html

Loan Shark >> L Words
Loan Shark, definition of term: Loan Shark
loan+shark_pag1.html

Basking Shark >> B Words
Basking Shark, definition of term: Basking Shark
basking+shark_pag1.html

Sand Shark >> S Words
Sand Shark, definition of term: Sand Shark
sand+shark_pag1.html