Dictionary term
House Cusp
Direct answer
House Cusp means the boundary or beginning degree of a house in a chosen house system.
A House Cusp is the degree where a house begins.
A House Cusp is the degree where a house begins.
A structural orientation; exact placements depend on the chart or technique being discussed.Quick reference
- Use when
- Use House Cusps to identify house rulers, angular points, transits to house beginnings, and planets near boundaries.
- Do not use it for
- Do not read a cusp without naming the house system that created it.
- In astrology
- In quadrant and equal systems, cusps are degree boundaries. In Whole Sign Houses, sign boundaries define houses while the Ascendant remains a sensitive degree.
- Reference category
- Houses
- Related terms
- Birth Chart, Zodiac, Transit
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The story behind House Cusp
House cusps became central as astrologers developed mathematical house division methods beyond whole signs.
House Cusp in spiritual tradition
Spiritually, a House Cusp is a doorway: it shows how a life topic is entered.
Why House Cusp matters
House Cusp matters because it shows which sign and ruler govern a house and where planets may shift topics by house system.
House Cusp at work: an example
A Tenth House cusp in Capricorn points to Saturn as an important planet for career and public responsibility.
Sources and editorial method
This concise reference separates established definitions from historical, symbolic, or interpretive claims. Entries without external references are presented as editorial summaries rather than primary-source scholarship.
- Source
- The Great Almanac Dictionary
- Category
- Houses
- Also appears in
- Houses
- Aliases
- None listed
- Last updated
- 2026-07-15
Find your house cusps
House Cusp in a book is one thing; House Cusp in your own birth chart is your life. The Oracle casts your real chart and tells you what it means for your love, your work, and your year ahead, in conversation, free.
Speak with the OracleHow House Cusp lives in your own chart across your year, in love, in work, in timing, is written in the Cosmic Codex: the whole year, once. Open the Cosmic Codex
Related terms
More in Houses
- Intercepted House
- Placidus
- Planet in the Ninth House
- Porphyry Houses
- Succedent Triad
- Angular Houses
- Derived Houses
- Equal Houses
Common questions
What is House Cusp?
House Cusp means the boundary or beginning degree of a house in a chosen house system.
How is House Cusp used in astrology?
Use House Cusps to identify house rulers, angular points, transits to house beginnings, and planets near boundaries.
What should I avoid when interpreting House Cusp?
Do not read a cusp without naming the house system that created it.
