time period

nounid 4439·updated May 12, 2026

candidate

GlossaryL1 — what DictionaryL2 — how used ThesaurusL3 — relations Universaleverything

A span of time.

MWE

Attested in

dated observations, per pack version

NIST SP 800-171 Rev 3 - Protecting CUI in Nonfederal Systems23 citations · 23 machine-matched · observed 2026-09-01 under anchor/0.9/36451/2026-09-01

03.01.01.f.203.01.01.g.103.01.01.g.203.01.01.g.303.01.01.h03.01.01.h ¶ 303.01.08.a03.01.08.b03.01.08.b ¶ 103.01.10.a03.03.03.b03.03.04.a03.05.01.b ¶ 103.05.05.c03.06.02.b03.06.04.a.103.07.06.d ¶ 103.09.02.a.103.13.09 ¶ 103.13.09 ¶ 203.13.09 ¶ 203.14.01.b03.14.01.b ¶ 1

Classifications

per-axis with provenance

Entity Type

Metric0%rule-basedmulti_axis_classifier_low_confidence.v1

Sensitivity

—95%llm-generatedllm:claude-haiku-4-5

Information Class

—95%llm-generatedllm:claude-haiku-4-5

Variants

6 surface forms

synonym: periodperiod of time
alternatephrasing: Time Period
plural: time periods
possessive: time period's
pluralpossessive: time periods'

Framework definitions

4 senses across 4 frameworks

FFIEC IT Examination Handbook - Audit, April 20121 senseview framework →

§1: A span of time.

Wordset Dictionary1 senseview framework →

§1: an amount of time

NIST SP 800-171r31 senseview framework →

§1 · attested_usage_pack_match: No definition is given in NIST SP 800-171r3. The term is attested in use at 22 citations in that document; a definition is pending curation.
Increment 2: attested in 800-171r3 without a glossary definition.

Legacy lexicon import1 senseview framework →

§1 · legacy_primary: A span of time.
DR-088 backfill from the noun definition column

Outgoing relationships

term as subject — 0 triples

No outgoing triples

This term is not the subject of any RDF-style relationship yet.

Incoming relationships

term as object — 0 triples

No incoming triples

No other term currently asserts a relationship to this one.