ptb
Word Rarity
Very rare
Frequency: Zipf frequency 2.17 in modern English
7
Scrabble Score
3
Letters
1
Syllables
3
Unique Chars
Meaning
name
Proto-Tibeto-Burman
noun
noun
Initialism of preterm birth.
noun
noun
Initialism of polypyrimidine tract-binding protein.
noun
Initialism of packet too big, an IPv6 error message.
Example Sentences
- "[E]ven reconstructed syllable-initial units, such as his Proto-Tibeto-Burman (PTB) and PLB [Proto-Lolo-Burmese] prefixed spirantal initial *C-s and his PTB and PLB voiceless spirantal initial *s [...] draw on syllable features and syllable-final features for their reflexes"
- "The Lahu verb tā ‛place on; put on; set on; stand sthg. upright’ has impeccable Tibeto-Burman credentials⁹, reflecting PLB *ˀta² (cf. WB thâ) and ultimately PTB *s-ta (cf. WT sta ᛝ stad)"
- "PTB had six vowels: /i, e, ɑ, o, u, ə/ while only five /i, e, ɑ, o, u/ were present in Classical Tibetan."
- "OBJECTIVE: To determine the value of single versus multiple markers of altered vaginal flora to predict subsequent PTB (<37 weeks' gestation, [wks GA]) and the efficacy of treatment with metronidazole plus erythromycin (M+E) to reduce PTB in these patients."
- "Understanding the risks associated with spontaneous PTBs that are unique to African American women and why biopsychosocial risk factors vary by racial/ethnic group may lead to tailored interventions."
- "Early identification of women at high risk of PTB is important, given the availability of evidence-based, effective screening modalities, which facilitate decision-making on preventative strategies, particularly transvaginal sonographic cervical length (CL) measurement."
Inflected Forms
PTBs (plural)