ideal

adjective

• 1satisfying one’s conception of what is perfect; most suitable:the swimming pool is ideal for a quick dip this is an ideal opportunity to save money

• 2 [attributive] existing only in the imagination; desirable or perfect but not likely to become a reality:in an ideal world, we might have made a different decision
• representing an abstract or hypothetical optimum:mathematical modelling can determine theoretically ideal conditions

noun

• a person or thing regarded as perfect:you’re my ideal of how a man should be
• a standard or principle to be aimed at:tolerance and freedom, the liberal ideals