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  1. Dictionary
    disappear
    /ˌdɪsəˈpɪə/

    verb

    • 1. cease to be visible: "he disappeared into the trees" Similar vanishpass from sightcease to be visiblevanish from sightOpposite appearreappear

    More definitions, origin and scrabble points

  2. Jul 11, 2024 · The Hague, 27 August 2021 – The first edition of the Global Report on Missing persons, published today, ahead of the International Day of the Disappeared, examines why increasing numbers of people are going missing around the world, why many remain missing, and the policies that governments and others can implement in order to address this issue in effective ways.

  3. Jul 12, 2024 · The phrase 'to vanish into thin air’ means 'to suddenly, mysteriously and completely disappear'. You haven’t seen the cake, have you, Rob? Rob. No, Feifei – no sign of your ‘disappearing ...

  4. 4 days ago · Deforestation or forest clearance is the removal and destruction of a forest or stand of trees from land that is then converted to non-forest use. [1] Deforestation can involve conversion of forest land to farms, ranches, or urban use. About 31% of Earth's land surface is covered by forests at present. [2]

  5. 2 days ago · 首先,“disappear、vanish” 和 “extinguish” 都是动词,而且它们都含有 “消失、消亡”的意思。. 但不论是从词语的含义还是从用法上来看,“disappear ...

  6. en.wikipedia.org › wiki › ExtinctionExtinction - Wikipedia

    4 days ago · Extinction is the termination of a taxon by the death of its last member. A taxon may become functionally extinct before the death of its last member if it loses the capacity to reproduce and recover. Because a species' potential range may be very large, determining this moment is difficult, and is usually done retrospectively.

  7. 4 days ago · v. t. e. Radioactive decay (also known as nuclear decay, radioactivity, radioactive disintegration, or nuclear disintegration) is the process by which an unstable atomic nucleus loses energy by radiation. A material containing unstable nuclei is considered radioactive. Three of the most common types of decay are alpha, beta, and gamma decay.

  8. 4 days ago · Naphthalene is in itself an aromatic organic compound consisting of two benzene rings fused together. Like all aromatic compounds it is toxic and should not be ingested at any point. At room temperatures the naphthalene balls disappear with time without leaving any solid. This phenomenon is due to a phase transformation called sublimation.