- hypofunction
- hypohamiltonian graph
- hypoharmonic function
- hypolinear
- hyponormal
- hyponormal dispersion
- hyponormal operator
- hypotenuse
- hypothesis
- hypothesis against an alternative
- hypothesis distribution
- hypothesis of acute angles
- hypothesis of obtuse angles
- hypothesis of right angle
- hypothesis of the continuum
- hypothesis of twin primes
- hypothesis testing
- hypothesis validity
- hypothetical
- hypothetical deduction
- hypothetical distribution
- hypothetical inference
- hypothetical infinite population
- hypothetical judgement
- hypothetical population