Related Clues:

• ___ function
• Trigonometric function
• Trig topic
• Trig measure
• Secant's reciprocal
• Wave producer
• Latin preposition
• Ratio involving a hypotenuse
• Trigonometric term
• ___ wave
• Periodic function
• ___ mora (without delay, in Latin)
• Right triangle ratio
• Trig curve
• __ wave