frequency

As a noun frequency

is (uncountable) the rate of occurrence of anything; the relationship between incidence and time period.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between frequency and trending

is that frequency is (uncountable) the rate of occurrence of anything; the relationship between incidence and time period while trending is a trend, or inclination in a particular direction.

As a verb trending is

.

As nouns the difference between frequency and null

is that frequency is (uncountable) the rate of occurrence of anything; the relationship between incidence and time period while null is zero, nil; the cardinal number before einn.

As nouns the difference between energy and frequency

is that energy is the impetus behind all motion and all activity while frequency is (uncountable) the rate of occurrence of anything; the relationship between incidence and time period.

As nouns the difference between count and frequency

is that count is the act of counting or tallying a quantity while frequency is the rate of occurrence of anything; the relationship between incidence and time period.

As a verb count

is to recite numbers in sequence.

As an initialism pwm

is (electronics) pulse]]-width [[modulation|modulation.

As a noun frequency is

(uncountable) the rate of occurrence of anything; the relationship between incidence and time period.

As nouns the difference between herts and frequency

is that herts is while frequency is (uncountable) the rate of occurrence of anything; the relationship between incidence and time period.

As nouns the difference between frequency and percentage

is that frequency is the rate of occurrence of anything; the relationship between incidence and time period while percentage is the amount, number or rate of something, regarded as part of a total of 100; a part of a whole.