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tacit [noun]
tacit 常与 agreement、understanding、approval 等名词搭配，表示未明说但被理解的。
They reached a tacit agreement to avoid the topic.
他们达成了默契，避免谈论这个话题。
心照不宣的；默示的；含蓄的
先理解核心含义，再看它在真实句子里的用法。
心照不宣的；默示的；含蓄的
Understood or implied without being stated explicitly, often through silence.
They reached a tacit agreement to avoid the topic.
他们达成了默契，避免谈论这个话题。
默认的；暗含的；心照不宣的
Implied, but not made explicit, especially through silence.
由行动或言语暗示的
implied by or inferred from actions or statements
非源自形式推理原则；基于归纳而非演绎。
Not derived from formal principles of reasoning; based on induction rather than deduction.
They had a tacit agreement to avoid discussing politics at family dinners.
他们有一个心照不宣的约定，不在家庭聚餐时谈论政治。
AI contextual example
Her silence was taken as tacit approval of the plan.
她的沉默被视为对该计划的默许。
AI contextual example
The two colleagues shared a tacit understanding that they would help each other meet deadlines.
这两位同事有一种心照不宣的默契，会互相帮助赶在截止日期前完成任务。
AI contextual example
a tacit agreement
一份心照不宣的协议。
WordNet
tacit 常与 agreement、understanding、approval 等名词搭配，表示未明说但被理解的。
They reached a tacit agreement to avoid the topic.
他们达成了默契，避免谈论这个话题。
作表语时较少见，常用于书面语。
The support for the plan was tacit.
对该计划的支持是默许的。
Not this
He nodded tacit.
Use this
He nodded tacitly.
tacit是形容词，不能直接修饰动词；应使用其副词形式tacitly。
Not this
She remained tacit during the meeting.
Use this
She gave a tacit approval to the plan.
tacit不常用于描述人的沉默行为，而常用于描述协议或理解是心照不宣的。应使用silent或taciturn来描述人的沉默。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
默契；未言明的同意
The two sides reached a tacit agreement to avoid discussing the issue.
双方达成了默契，避免讨论这个问题。
默许
Her parents showed their tacit approval by not objecting to her decision.
她的父母没有反对她的决定，以此表示默许。
默契；心照不宣
They had a tacit understanding that neither would mention the incident again.
他们之间有个默契：谁也不许再提那件事。
隐性知识；默会知识
Much of his skill comes from tacit knowledge gained through years of practice.
他的很多技艺来自多年练习积累的隐性知识。
默示同意；默许
The policy was implemented with the tacit consent of the board.
这项政策是在董事会的默许下实施的。
默契；心照不宣的同意
They reached a tacit agreement not to discuss the matter.
他们达成了默契，不再谈论这件事。
默契；不言而喻的理解
There was a tacit understanding between the two colleagues that they would cover for each other.
两位同事之间有一种默契，互相替对方打掩护。
默许；默示的同意
The manager gave his tacit approval by not objecting to the plan.
经理没有反对这项计划，算是默许了。
Use tacit naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆联想：两人默默点头，不开口已达成共识——tacit 就是心照不宣、默示的。
语域：formal 常见场景：法律文件、商务协议、学术写作 tacit 多用于正式或书面语境，表示“未明说但隐含的”，如 tacit agreement。日常口语中比较少见，通常出现在较严肃或学术性的讨论中。
与 tacit /ˈtæsɪt/ 真正押韵的词很少：facet /ˈfæsɪt/ 的重读元音和后面的 /sɪt/ 完全一致。注意以下形近但音异的词：explicit /ɪkˈsplɪsɪt/、implicit /ɪmˈplɪsɪt/、elicit /ɪˈlɪsɪt/、solicit /səˈlɪsɪt/，它们重音和元音都与 tacit 不同。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.