aer·o·nau·tics 
(âr′ə-nôtĭks)
(âr′ə-nôtĭks)n. (used with a sing. verb)
1. The design and construction of aircraft.
2. The theory and practice of aircraft navigation.
- tachocline
- tachograph
- tachometer
- tachometric
- tachometry
- tachy-
- tachyarrhythmia
- tachycardia
- Conrad
- Conrad Nicholson
- Conrad Potter
- cons.
- Cons.
- consanguine
- consanguineous
- consanguineously
- consanguinity
- conscience
- conscience clause
- conscienceless
- conscience money
- conscientious
- conscientiously
- conscientiousness
- conscientious objection