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  1. American Society of Hematology - Hematology.org

    As the world’s largest professional society serving clinicians and scientists around the world who are working to conquer blood diseases, ASH is fighting for hematology in the face of executive orders …

  2. Ash - Wikipedia

    Ash occurs naturally from any fire that burns vegetation, and may disperse in the soil to fertilise it, or clump under it for long enough to carbonise into coal.

  3. Home - ASH Research Collaborative

    The ASH Research Collaborative (ASH RC) is a non-profit organization established by the American Society of Hematology (ASH) in 2017 to improve the lives of people affected by blood diseases by …

  4. American Society of Hematology

    Hematology, the ASH Education Program, is published annually and provides in-depth chapters covering each session presented in the ASH Annual Meeting Education Program.

  5. ASH Definition & Meaning - Merriam-Webster

    The meaning of ASH is any of a genus (Fraxinus) of trees of the olive family with pinnate leaves, thin furrowed bark, and gray branchlets. How to use ash in a sentence.

  6. What is Ash Wednesday? What to know about the first day of Lent

    Jan 13, 2026 · Ash Wednesday is the first day of Lent, Christianity's 40-day season of prayer, fasting and giving in preparation for Jesus Christ' resurrection.

  7. Ash - definition of ash by The Free Dictionary

    Define ash. ash synonyms, ash pronunciation, ash translation, English dictionary definition of ash. n. 1. The grayish-white to black powdery residue left when something is burned.

  8. When is Lent in 2026? Ash Wednesday, dates and what the season …

    4 days ago · Lent is a 40-day season observed by many Christians that begins with Ash Wednesday and leads into the final weeks of the church calendar before Easter.

  9. Ash Wednesday 2026 | The First Day of Lent - Catholic Answers

    Ash Wednesday on February 18, 2026. Lent is a season of fasting, penance, and reflection. Download our free guide on Lenten fasting and abstinence.

  10. ASH Annual Meeting & Exposition - Hematology.org

    Join over 275 pharmaceutical companies, medical suppliers, clinical diagnostic and research-based companies, publishers, and non-profit organizations by exhibiting at the 68th ASH Annual Meeting …