A period (US) or full stop (UK) is a punctuation mark (.) at the end of a sentence. It shows that the sentence has finished. To be a sentence it must have at least one complete clause, with a verb and a subject.
ʌ WORD_BOUNDARY p iə ɹ ɪ ə d WORD_BOUNDARY j uː ɛ s WORD_BOUNDARY ɔ ɹ WORD_BOUNDARY f ʊ l WORD_BOUNDARY s t ɑ p WORD_BOUNDARY j uː k eɪ WORD_BOUNDARY ɪ z WORD_BOUNDARY ʌ WORD_BOUNDARY p ʌ ŋ k t̠ʃ uː eɪ ʃ ə n WORD_BOUNDARY m ɑ ɹ k WORD_BOUNDARY æ t WORD_BOUNDARY ð ɪ WORD_BOUNDARY ɛ n d WORD_BOUNDARY ə v ə WORD_BOUNDARY s ɛ n t ə n s WORD_BOUNDARY ɪ t WORD_BOUNDARY ʃ oʊ z WORD_BOUNDARY ð æ t ð ə WORD_BOUNDARY s ɛ n t ə n s WORD_BOUNDARY h ʌ z WORD_BOUNDARY f ɪ n ɪ ʃ t WORD_BOUNDARY t ə b i WORD_BOUNDARY ʌ WORD_BOUNDARY s ɛ n t ə n s WORD_BOUNDARY ɪ t WORD_BOUNDARY m ʌ s t ʌ v WORD_BOUNDARY æ t WORD_BOUNDARY l iː s t WORD_BOUNDARY w ʌ n WORD_BOUNDARY k ə m p l iː t WORD_BOUNDARY k l ɔ z WORD_BOUNDARY w ɪ ð WORD_BOUNDARY ʌ WORD_BOUNDARY v ɜː b WORD_BOUNDARY æ n d WORD_BOUNDARY ʌ WORD_BOUNDARY s ʌ b d̠ʒ ɛ k t WORD_BOUNDARY