New York State Learning Standards and Core Curriculum
NY.1L. 1st Grade Language Standards
Vocabulary Acquisition and Use
1L5. Demonstrate understanding of word relationships and nuances in word meanings.
1L5a. Sort words into categories (e.g., colors, clothing) to gain a sense of the concepts the categories represent.
1L5b. Define words by category and by one or more key attributes (e.g., a duck is a bird that swims; a tiger is a large cat with stripes).