> as lemmas

1901 Critic (N.Y.) July 40/2 The crying need of Boston, intellectually and spiritually, is something..that can make a Boston idea or a Boston set of ideas stay in place. Thinking in Boston..is getting to be a kind of huge, sociable, bewildering roller coaster.

1927 H. S. Brown in G. Overton Mirrors of Year 100 Business must have its up and downs; but there is no necessity of its riding on an everlasting roller-coaster.

1936 Time 10 Aug. 26/3 Jock and Mary went careening up & down the economic and emotional roller-coaster on which the rest of the world was riding.

1941 C. Brackett & B. Wilder Ball of Fire (film script) 28 All right, gates. All right, squares, plant your frames solid in your chairs and latch onto the roller coaster. We're going through the night life of Manhattan—every juice joint.

1961 John o' London's 6 July 21/1 The ever-accelerating roller-coaster of science.

1971 G. G. Luce Body Time v. 170 A physician who knew his patient's time print, the shape of his temperature and activity-rest cycle, and who knew where his patient was on this daily roller coaster, might have much less trouble interpreting the results of clinic tests.

1993 Arena May–June 15/2 Thank you for providing the soundtrack for the emotional rollercoaster that was my adolescence and teens.

2008 Sci. Amer. (U.K. ed.) Jan. 9/1 The past 15 years have been a roller coaster for gene therapy.