Here are the possible solutions for a kind of one appears in this puzzle's seven longest answers clue
Answer
Clue
Relevancy
saw
Clue
A kind of one appears in this puzzle's seven longest answers
house
Clue
A type of one appears in each part of this puzzle's longest answers
Definition
to reside in a building
four
Clue
Number of times the letter 'U' appears in each of this puzzle's eight longest answers
Number of times this puzzle's theme word appears diagonally in the grid (to complete the puzzle, shade those words plus the Down answers that begin where they meet)
Definition
the cardinal number next above three
ozone
Clue
Triatomic gas in a thinning layer ... and, symbolically, what appears in this puzzle's four longest answers
Definition
an allotropic form of oxygen present in the atmosphere
fruit
Clue
A different one is hidden in each of this puzzle's seven longest answers
Definition
to produce an edible part of a plant
ego
Clue
Something associated with the first words of this puzzle's seven longest answers
Definition
the 'I' or self
gpa
Clue
Scholastic mean, briefly, hidden in this puzzle's seven longest answers
