larynx larynx /ˈlɛrɪŋks/

noun

1. A cartilaginous structure at the top of the trachea; contains elastic vocal cords that are the source of the vocal tone in speech  ( larynx , voice box )
   a cartilaginous structure at the top of the trachea; contains elastic vocal cords that are the source of the vocal tone in speech
    The larynx, or voice box, is responsible for producing sound
   The larynx, or voice box, is responsible for producing sound
   
   

 certificate certificate /sɝˈtɪfɪkət/

noun

1. () A document attesting to the truth of certain stated facts  ( certification , credential , credentials , certificate , bona fides )
   a document attesting to the truth of certain stated facts
   
2. A formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends  ( certificate , security )
   a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends
    He held several valuable securities
   he held several valuable securities
   
   

verb

1. Authorize by certificate  ( certificate )
   authorize by certificate
   
2. Present someone with a certificate  ( certificate )
   present someone with a certificate
   

 family tree family tree /ˈfæməli triː/

noun

1. Successive generations of kin  ( family tree , genealogy )
   successive generations of kin
   
   

 Vesalius Vesalius /vɪˈseɪliəs/

noun

1. A Flemish surgeon who is considered the father of modern anatomy (1514-1564)  ( Andreas Vesalius , Vesalius )
   a Flemish surgeon who is considered the father of modern anatomy (1514-1564)