Learn how to say Portraitist correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word portrait:
1a painting, drawing, photograph, or engraving of a person, especially one depicting only the face or head and shoulders:
a portrait of George III
a portrait painter
a representation or impression of someone or something in language or on film or television:
the writer builds up a fascinating portrait of a community
2 [as modifier] denoting a format of printed matter which is higher than it is wide:
you can print landscape and portrait pages in the same document
Compare with landscape (sense 2 of the noun).
mid 16th century: from French, past participle (used as a noun) of Old French portraire ‘portray’