Artificial intelligent assistant

lifelong

I. lifelong, n. rare.
    (ˈlaɪflɒŋ)
    [Evolved from the advb. phrase ‘all my (his, etc.) life long’: see long adv.]
    The duration of a life; a lifetime.

a 1836 R. H. Froude Mem. (1849) 47 For the making of a single rich man, we make a thousand whose life-long is one flood-tide of misery. 1856 Lever Martins of Cro' M. 119 A spot wherein a student might have passed a lifelong.

II. lifelong, a.
    (ˈlaɪflɒŋ)
    [f. life n. + long.]
     1. = livelong. Obs. rare—1.

1757 E. Griffith Lett. Henry & Frances (1767) I. 84, I wished for you..in vain all night, the life-long night.

    2. Lasting or continuing for a lifetime.

1855 Ess. Intuitive Morals 151 The glorious thirst after Knowledge never finds its life-long draught sweet enough. 1866 J. H. Newman Gerontius §2 The history of that dreary, lifelong fray. 1875 Jowett Plato (ed. 2) I. 267 Plato..in his life-long effort to work out the great intellectual puzzle of his age.

    3. as adv. During the whole length of life.

1875 Lowell Poem at Cambridge (Mass.) Centennial, The boy feels deeper meanings thrill his ear, That tingling through his pulse life-long shall run.

    
    


    
     ▸ lifelong learning n. a form of or approach to education which promotes the continuation of learning throughout adult life, esp. by making educational material and instruction available through libraries, colleges, or information technology.

1930 Frederick (Maryland) Post 9 Apr. 5/1 Emmitsburg *Lifelong Learning Center. 1941 Jrnl. Higher Educ. 12 17 In every junior-college district are thousands of persons..who feel the urge for lifelong learning, and who would eagerly avail themselves of the opportunities of a community college. 1988 H. R. Moody Abundance of Life iii. 47 Older worker retraining, self-help and production for use, and new uses of telecommunications technology for lifelong learning are only a few of the areas where policy interventions could make a difference. 2004 N.Y. Times (National ed.) 22 Feb. iv. 11/1 For starters, we're going to have to get serious about some of the things we just gab about—job training, life-long learning, wage insurance.

Oxford English Dictionary

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