WordNet

a unit of geological time during which a system of rocks formed; "ganoid fishes swarmed during the earlier geological periods" (同)geological period
(ice hockey) one of three divisions into which play is divided in hockey games
the end or completion of something; "death put a period to his endeavors"; "a change soon put a period to my tranquility"
the interval taken to complete one cycle of a regularly repeating phenomenon
a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations; "in England they call a period a stop" (同)point, full_stop, stop, full point
(Persian folklore) a supernatural being descended from fallen angels and excluded from paradise until penance is done
a beautiful and graceful girl

PrepTutorEJDIC

(あることが続く)『期間』 / (歴史的な)『時代』 / (試合の)『一区切り』,ピリオド / 授業時間,時限: / (循環して起こる現象などの)周期 / (回転運動などの)周期 / 紀(地質時代の区分の一つ;era(代)の下,epoch(世)の上) / 《おもに米》『ピリオド』,終止符(《英》full stop;Mr.,U.S.など略語の符号(.)も含む) / 《複数形で》《文》掉尾(とうび)文(多くの節から成り,論理的に緊密な構成をもっている文) / 《名詞の前にのみ用いて》ある時代[特有]の,時代物の / (文の終わりに感嘆詞的に)以上,終わり・月経（期間）

全文を閲覧するには購読必要です。 To read the full text you will need to subscribe.

Oxidative stress and cellular and tissue damage in organogenic outbred mouse embryos after moderate perigestational alcohol intake.

Coll TA1,2, Chaufan G1,3, Pérez-Tito L1,2, Ventureira MR1,4, Sobarzo CMA5, Ríos de Molina MDC1,3, Cebral E1,4.
Molecular reproduction and development.Mol Reprod Dev.2017 Oct;84(10):1086-1099. doi: 10.1002/mrd.22865. Epub 2017 Aug 7.
PMID 28708332

Ritchie HE1, Ragnerstam C2, Gustafsson E2, Jonsson JM2, Webster WS2.
Hypoxia (Auckland, N.Z.).Hypoxia (Auckl).2016 Nov 8;4:147-159. eCollection 2016.
PMID 27878135

Effect of Himatanthus sucuuba in Maternal Reproductive Outcome and Fetal Anomaly Frequency in Rats.

de Sousa Soares T1, Damasceno DC2, Kempinas Wde G3, Resende FM1, Correa dos Santos MA4, Hiruma-Lima CA5, Volpato GT1,2.
Birth defects research. Part B, Developmental and reproductive toxicology.Birth Defects Res B Dev Reprod Toxicol.2015 Oct;104(5):190-5. doi: 10.1002/bdrb.21152. Epub 2015 Sep 4.
PMID 26339763