Anagrams of: INCIDENTAL

• (of twins) derived from a single egg or ovum

• exactly alike; incapable of being perceived as different

• being the exact same one; not any other:

• having properties with uniform values along all axes

• coinciding exactly when superimposed

• falling or striking of light rays on something

• (sometimes followed by `to') minor or casual or subordinate in significance or nature or occurring as a chance concomitant or consequence

• a single distinct event

• a public disturbance

• be a signal for or a symptom of

• indicate a place, direction, person, or thing; either spatially or figuratively

• to state or express briefly

• give evidence of

• suggest the necessity of an intervention; in medicine

• (often followed by `to') having a preference, disposition, or tendency

• at an angle to the horizontal or vertical position

• having made preparations

• A fold with strata sloping downwards on each side.

• something that serves to indicate or suggest

• a number or ratio (a value on a scale of measurement) derived from a series of observed facts; can reveal relative changes as a function of time

• A respiratory system, in the form of a comb, in some molluscs

• A row of spines in some insects

• To state solemnly, to chant.

• To recite an incantation.

• any of a series of radioactive elements with atomic numbers 89 through 103