Verb

(differentiat)

To show, or be the distinction between two things.

* Earle

The word "then" was differentiated into the two forms "then" and "than".

* {{quote-book, year=1933

, passage=The mass of the rich and poor are differentiated by their incomes and nothing else, and the average millionaire is only the average dishwasher dressed in a new suit. , author=George Orwell, title=Down and Out in Paris and London, chapter=Ch. XXII, page=120, publisher=Harvest / Harcourt paperback edition}}

To perceive the difference between things; to discriminate.

* {{quote-book, title=, year=1964

, passage=he refused to instruct that actual intent to harm or recklessness had to be found before punitive damages could be awarded, or that a verdict for respondent should differentiate between compensatory and punitive damages.}}

(intransitive) To modify, or be modified.

(mathematics) To calculate the derivative of a function.

(mathematics) To calculate the differential of a function of multiple variables.

(biology) To produce distinct organs or to achieve specific functions by a process of development called differentiation.

* {{quote-book, title=, year=1930, author=Robert Evans Snodgrass

, passage=In Chapter IV we learned that every animal consists of a body, or soma, formed of cells that are differentiated from the germ cells usually at an early stage of development.}}

Verb

To make signal or eminent; to render distinguished from what is common.

* Burke

It is this passion which drives men to all the ways we see in use of signalizing themselves.

To communicate with by means of a signal.

a ship signalizes its consort

(humorous, or, nonstandard) To make something noticeable, different, remarkable or conspicuous, especially by gesticulation.

(nonstandard) To signal; to indicate the existence, presence, or fact of, by a signal.

to signalize the arrival of a steamer

* Ray Bradbury, Dandelion Wine

And yet... looking here at this bottle which by its number signalized the day when Colonel Freeleigh had stumbled and fallen six feet into the earth, Douglas could not find so much as a gram of dark sediment

(nonstandard) To install a traffic signal at an intersection that is currently regulated by stop signs.