holothoracic
adjective
holo·thoracic
"
: having the three parts of the thorax closely united
holothoracic insects
compare schizothoracic 
Word History
Etymology
hol- + thorac- + -ic
- irradiative
- irradiator
- irradiators
- irradicable
- irradicably
- irradicate
- irradicated
- irradicates
- irradicating
- irrated
- irrateed
- irrateing
- irrates
- irrating
- irrationable
- irrational
- irrational number
- irrationalise
- irrationalised
- irrationalises
- irrationalising
- irrationalism
- irrationalisms
- irrationalist
- irrationalistic