Discusses three experiments investigating the development of word-by-word comprehension in 5-, 7-, and 10-year olds. Subjects monitored for target words in a sentence. Variable included types of monitoring tasks and distribution and context of target words. Results are discussed in terms of the types of comprehension processes various tasks…

People of ages 4, 6, 8, 10, 20 and 70 years named pictures selected to represent the entire range of lexical consensus among 20-year-olds. Consensus within each group increased with age, up to 20. Data indicate words coding culturally important events are acquired earliest. (CHK)

Two investigations of the acquisition of the meaning of "always" and "never," and "always,""never,""usually,""seldom," and "sometimes" are discussed. Results demonstrate that the acquisition sequence of meanings of related words may vary among children at the beginning, but become consistent in later acquisition. (CHK)